Ankylosing spondylitis
| Incidental findings | Iritis, distal arthritis |
| +ve signs | Question mark posture: loss of lumbar lordosis, fixed kyphosis, compensated extension cervical spine. Protruberant abdomen. |
| Differential diagnosis | Ankylosing spondylitis |
| Function | Ability to turn head |
| Tests |
L spine XR – Erosion,sclerosis sacroiliac joints / syndesmophytes / bamboo spine HLA-B27 |
Extensions
- Ask to turn head – whole body turns as block
- Chest for apical fibrosis
- Heart for aortic reguritation
- Stand with heels, hips, occiput against wall. Shober’s – marks made 5cm above and below sacral dimples, patient bends forwards
Notes
- Other features: achilles tendinitis, plantar fasciitis